---> uname -a: Linux 0a5e438fdf0f 3.10.0-1127.el7.x86_64 #1 SMP Tue Mar 31 23:36:51 UTC 2020 x86_64 Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian Address sizes: 40 bits physical, 48 bits virtual CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: GenuineIntel CPU family: 6 Model: 44 Model name: Westmere E56xx/L56xx/X56xx (IBRS update) Stepping: 1 CPU MHz: 2933.438 BogoMIPS: 5866.87 Virtualization: VT-x Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB L1i cache: 128 KiB L2 cache: 16 MiB L3 cache: 64 MiB NUMA node0 CPU(s): 0-3 Vulnerability Itlb multihit: KVM: Mitigation: Split huge pages Vulnerability L1tf: Mitigation; PTE Inversion; VMX conditional cache flushes, SMT disabled Vulnerability Mds: Vulnerable: Clear CPU buffers attempted, no microcode; SMT Host state unknown Vulnerability Meltdown: Mitigation; PTI Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; Load fences, usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Full retpoline, IBPB Vulnerability Tsx async abort: Not affected Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ss syscall nx pdpe1gb rdtscp lm constant_tsc rep_good nopl xtopology eagerfpu pni pclmulqdq vmx ssse3 cx16 pcid sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes hypervisor lahf_lm ssbd ibrs ibpb stibp tpr_shadow vnmi flexpriority ept vpid tsc_adjust arat spec_ctrl intel_stibp ---> nproc: 4 ---> df -h: Filesystem Size Used Available Use% Mounted on overlay 50.0G 12.5G 37.4G 25% / tmpfs 64.0M 0 64.0M 0% /dev tmpfs 918.7M 0 918.7M 0% /sys/fs/cgroup shm 64.0M 0 64.0M 0% /dev/shm /dev/vda1 50.0G 12.5G 37.4G 25% /etc/resolv.conf /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hostname /dev/vda1 50.0G 12.5G 37.4G 25% /etc/hosts /dev/vda1 50.0G 12.5G 37.4G 25% /var/log/sa /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/21 /dev/vda1 50.0G 12.5G 37.4G 25% /w/workspace/edgex-go/21@tmp ---> free -m: total used free shared buff/cache available Mem: 1837 633 106 0 1097 1123 Swap: 1023 111 912 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever 106: eth0@if107: mtu 1458 qdisc noqueue state UP link/ether 02:42:0a:fa:00:01 brd ff:ff:ff:ff:ff:ff inet 10.250.0.1/24 brd 10.250.0.255 scope global eth0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/29/20 _x86_64_ (4 CPU) 04:29:55 LINUX RESTART 04:31:02 tps rtps wtps bread/s bwrtn/s 04:32:01 182.44 94.67 87.77 6569.55 45543.15 04:33:01 523.53 311.62 211.91 12122.12 47274.61 04:34:01 294.48 173.74 120.73 7556.21 27387.02 04:35:02 351.72 136.06 215.66 71293.32 145283.05 04:36:02 3492.77 3140.26 352.51 169251.25 186668.36 04:37:01 283.36 105.31 178.05 13297.80 28023.13 04:38:01 2038.31 1671.90 366.41 177898.86 189176.64 04:39:02 1159.12 856.37 302.76 36190.87 56007.85 04:40:01 95.14 17.59 77.56 3209.77 4797.33 04:41:01 0.75 0.52 0.23 20.52 2.60 04:42:01 0.33 0.02 0.32 0.53 3.36 04:43:01 0.40 0.02 0.38 0.13 5.16 04:44:01 0.23 0.07 0.17 3.06 1.63 04:45:01 0.87 0.58 0.28 29.69 3.13 04:46:01 2.51 1.75 0.77 35.04 14.45 04:47:01 0.77 0.02 0.75 0.13 8.91 04:48:01 0.58 0.03 0.55 0.80 6.23 04:49:01 0.72 0.00 0.72 0.00 8.83 04:50:01 0.40 0.00 0.40 0.00 4.48 Average: 442.87 341.87 101.00 26233.58 38533.71 04:31:02 kbmemfree kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:32:01 80720 1800836 95.71 1780 1079880 1554396 53.05 668836 932148 89256 04:33:01 125112 1756444 93.35 1308 991652 1735700 59.24 708308 807244 41364 04:34:01 460276 1421280 75.54 236 713852 1427320 48.71 542932 643064 75840 04:35:02 70364 1811192 96.26 0 1014808 2262180 77.20 797520 850228 65140 04:36:02 491564 1389992 73.87 0 694956 2393232 81.68 534128 652136 68 04:37:01 483636 1397920 74.30 0 704568 1537672 52.48 493816 691260 876 04:38:01 93768 1787788 95.02 0 1049724 2689668 91.79 745400 858804 31052 04:39:02 521472 1360084 72.29 0 764700 1349040 46.04 515692 634228 44 04:40:01 457848 1423708 75.67 0 865652 1185284 40.45 532408 681040 16 04:41:01 459660 1421896 75.57 0 866156 1163708 39.72 530884 681176 8 04:42:01 460180 1421376 75.54 0 866156 1163696 39.71 530816 681184 8 04:43:01 460268 1421288 75.54 0 866184 1159572 39.57 530584 681156 8 04:44:01 460596 1420960 75.52 0 866196 1159572 39.57 530572 681248 8 04:45:01 458884 1422672 75.61 0 867108 1160568 39.61 531320 681868 8 04:46:01 457600 1423956 75.68 0 867276 1159716 39.58 531948 681632 16 04:47:01 458232 1423324 75.65 0 867232 1159572 39.57 531460 681620 8 04:48:01 458148 1423408 75.65 0 867232 1159572 39.57 531588 681640 8 04:49:01 458216 1423340 75.65 0 867252 1159572 39.57 531484 681652 8 04:50:01 458216 1423340 75.65 0 867256 1159568 39.57 531368 681648 8 Average: 388145 1493411 79.37 175 870939 1459979 49.83 571109 713946 15987 04:31:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s 04:32:01 eth0 1949.60 1807.62 8367.31 2887.79 0.00 0.00 0.00 04:32:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:32:01 docker0 1109.35 794.18 81.76 2687.36 0.00 0.00 0.00 04:33:01 eth0 309.99 190.21 1904.11 46.49 0.00 0.00 0.00 04:33:01 veth13a6fc6 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:33:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:33:01 docker0 1216.63 945.59 89.71 3490.17 0.00 0.00 0.00 04:34:01 eth0 69.03 51.13 35.39 84.64 0.00 0.00 0.00 04:34:01 veth13a6fc6 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:34:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:02 eth0 82.59 58.20 1665.42 17.44 0.00 0.00 0.00 04:35:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:35:02 veth851efb7 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:35:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:02 veth282795f 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:36:02 vethf86b92c 0.00 0.02 0.00 0.00 0.00 0.00 0.00 04:36:02 veth00f8dd7 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:36:02 veth72fc862 0.00 0.05 0.00 0.00 0.00 0.00 0.00 04:37:01 eth0 3408.10 2783.94 16016.36 3204.65 0.00 0.00 0.00 04:37:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:37:01 veth851efb7 0.00 0.44 0.00 0.02 0.00 0.00 0.00 04:37:01 veth5e52fac 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 vethaeda8c8 0.00 0.13 0.00 0.01 0.00 0.00 0.00 04:38:01 eth0 3395.39 2760.83 15789.29 3210.05 0.00 0.00 0.00 04:38:01 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 04:38:01 veth2b3b402 0.00 0.20 0.00 0.01 0.00 0.00 0.00 04:39:02 vethe0c7ecb 20.54 45.11 1.39 305.33 0.00 0.00 0.00 04:39:02 eth0 130.20 72.46 530.94 69.15 0.00 0.00 0.00 04:39:02 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:02 veth851efb7 0.00 0.81 0.00 0.04 0.00 0.00 0.00 04:40:01 eth0 28.96 16.91 74.85 9.48 0.00 0.00 0.00 04:40:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 docker0 1300.29 1075.10 94.95 4317.52 0.00 0.00 0.00 04:41:01 eth0 0.25 0.20 0.08 0.08 0.00 0.00 0.00 04:41:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 eth0 0.18 0.13 0.07 0.01 0.00 0.00 0.00 04:42:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 04:43:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:43:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 eth0 0.15 0.10 0.01 0.01 0.00 0.00 0.00 04:44:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:44:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 eth0 0.68 0.10 0.06 0.01 0.00 0.00 0.00 04:45:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 eth0 0.68 0.50 0.40 0.27 0.00 0.00 0.00 04:46:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 eth0 0.12 0.10 0.01 0.01 0.00 0.00 0.00 04:47:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 eth0 0.05 0.05 0.00 0.00 0.00 0.00 0.00 04:48:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 eth0 0.13 0.10 0.01 0.01 0.00 0.00 0.00 04:49:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 eth0 0.13 0.03 0.01 0.00 0.00 0.00 0.00 04:50:01 lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 141.64 119.32 676.62 169.63 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: docker0 67.41 55.74 4.92 223.84 0.00 0.00 0.00 ---> sar -P ALL: Linux 3.10.0-1127.el7.x86_64 (centos-7-docker-5eb134fb-50d3-af0a-1802-9f6851a35141.vexxhost.lo) 07/29/20 _x86_64_ (4 CPU) 04:29:55 LINUX RESTART 04:31:02 CPU %user %nice %system %iowait %steal %idle 04:32:01 all 21.44 0.00 8.27 0.90 0.09 69.30 04:32:01 0 18.20 0.00 10.68 0.76 0.09 70.28 04:32:01 1 34.40 0.00 7.44 0.26 0.10 57.81 04:32:01 2 16.28 0.00 8.11 1.52 0.05 74.04 04:32:01 3 16.74 0.00 6.93 1.05 0.12 75.16 04:33:01 all 19.01 0.00 9.72 9.60 0.17 61.49 04:33:01 0 19.14 0.00 10.11 9.57 0.17 61.01 04:33:01 1 18.95 0.00 9.85 7.43 0.19 63.59 04:33:01 2 19.13 0.00 9.84 12.41 0.15 58.47 04:33:01 3 18.85 0.00 9.04 8.99 0.20 62.92 04:34:01 all 52.43 0.00 14.79 6.20 0.24 26.33 04:34:01 0 51.88 0.00 14.56 6.02 0.22 27.32 04:34:01 1 51.28 0.00 14.72 5.96 0.27 27.76 04:34:01 2 52.86 0.00 14.38 8.27 0.26 24.23 04:34:01 3 53.73 0.00 15.48 4.55 0.22 26.01 04:35:02 all 18.89 0.00 13.71 14.37 0.22 52.80 04:35:02 0 18.37 0.00 13.30 14.36 0.25 53.72 04:35:02 1 18.40 0.00 13.80 14.04 0.22 53.54 04:35:02 2 20.22 0.00 14.45 12.19 0.20 52.94 04:35:02 3 18.54 0.00 13.31 16.94 0.19 51.02 04:36:02 all 21.13 0.00 24.14 28.70 1.33 24.70 04:36:02 0 20.81 0.00 24.22 29.10 1.41 24.46 04:36:02 1 20.45 0.00 24.20 29.67 1.41 24.27 04:36:02 2 21.74 0.00 23.49 28.18 1.30 25.28 04:36:02 3 21.50 0.00 24.67 27.83 1.22 24.78 04:37:01 all 62.90 0.00 14.14 9.75 0.24 12.97 04:37:01 0 61.21 0.00 15.78 14.20 0.17 8.63 04:37:01 1 64.05 0.00 13.40 8.24 0.28 14.03 04:37:01 2 63.00 0.00 13.77 9.16 0.24 13.82 04:37:01 3 63.31 0.00 13.60 7.39 0.26 15.43 04:38:01 all 33.13 0.00 24.42 24.90 0.60 16.95 04:38:01 0 31.89 0.00 25.05 25.50 0.55 17.01 04:38:01 1 33.37 0.00 24.64 29.47 0.68 11.85 04:38:01 2 32.01 0.00 23.76 23.00 0.55 20.68 04:38:01 3 35.28 0.00 24.22 21.58 0.65 18.27 04:39:02 all 38.93 0.00 18.67 20.24 0.56 21.60 04:39:02 0 40.01 0.00 18.07 18.22 0.55 23.14 04:39:02 1 39.98 0.00 19.28 17.04 0.55 23.14 04:39:02 2 37.74 0.00 17.29 22.13 0.64 22.21 04:39:02 3 38.02 0.00 20.05 23.56 0.47 17.90 04:40:01 all 5.08 0.00 3.09 4.23 0.07 87.54 04:40:01 0 3.05 0.00 2.66 2.29 0.09 91.91 04:40:01 1 7.38 0.00 3.35 5.91 0.07 83.29 04:40:01 2 3.30 0.00 2.87 5.43 0.05 88.36 04:40:01 3 6.55 0.00 3.47 3.32 0.09 86.57 04:41:01 all 0.03 0.00 0.04 0.00 0.00 99.92 04:41:01 0 0.03 0.00 0.02 0.00 0.00 99.95 04:41:01 1 0.05 0.00 0.05 0.00 0.00 99.90 04:41:01 2 0.02 0.00 0.03 0.02 0.00 99.93 04:41:01 3 0.05 0.00 0.07 0.00 0.00 99.88 04:42:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:42:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 1 0.02 0.00 0.02 0.00 0.00 99.97 04:42:01 2 0.05 0.00 0.03 0.00 0.00 99.92 04:42:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:43:01 all 0.12 0.00 0.02 0.00 0.00 99.85 04:43:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 1 0.43 0.00 0.03 0.00 0.00 99.53 04:43:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:43:01 3 0.03 0.00 0.03 0.00 0.00 99.93 04:44:01 all 0.10 0.00 0.05 0.00 0.00 99.85 04:44:01 0 0.00 0.00 0.03 0.00 0.00 99.97 04:44:01 1 0.35 0.00 0.08 0.00 0.00 99.57 04:44:01 2 0.02 0.00 0.02 0.02 0.00 99.95 04:44:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:45:01 all 0.15 0.00 0.04 0.01 0.00 99.80 04:45:01 0 0.02 0.00 0.05 0.02 0.00 99.92 04:45:01 1 0.52 0.00 0.05 0.00 0.00 99.43 04:45:01 2 0.02 0.00 0.02 0.00 0.00 99.97 04:45:01 3 0.03 0.00 0.05 0.00 0.00 99.92 04:46:01 all 0.17 0.00 0.05 0.03 0.00 99.75 04:46:01 0 0.03 0.00 0.03 0.00 0.00 99.93 04:46:01 1 0.38 0.00 0.03 0.03 0.02 99.53 04:46:01 2 0.20 0.00 0.08 0.10 0.00 99.62 04:46:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:47:01 all 0.09 0.00 0.03 0.00 0.00 99.87 04:47:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:47:01 1 0.20 0.00 0.07 0.00 0.00 99.73 04:47:01 2 0.12 0.00 0.02 0.00 0.00 99.87 04:47:01 3 0.05 0.00 0.05 0.00 0.00 99.90 04:48:01 all 0.03 0.00 0.03 0.00 0.00 99.94 04:48:01 0 0.02 0.00 0.02 0.00 0.00 99.97 04:48:01 1 0.05 0.00 0.03 0.00 0.00 99.92 04:48:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:48:01 3 0.05 0.00 0.03 0.00 0.00 99.92 04:49:01 all 0.08 0.00 0.03 0.00 0.00 99.89 04:49:01 0 0.00 0.00 0.02 0.00 0.00 99.98 04:49:01 1 0.25 0.00 0.05 0.00 0.00 99.70 04:49:01 2 0.02 0.00 0.00 0.00 0.00 99.98 04:49:01 3 0.05 0.00 0.05 0.00 0.02 99.88 04:50:01 all 0.15 0.00 0.02 0.00 0.00 99.82 04:50:01 0 0.02 0.00 0.00 0.00 0.00 99.98 04:50:01 1 0.50 0.00 0.02 0.00 0.00 99.48 04:50:01 2 0.02 0.00 0.05 0.00 0.00 99.93 04:50:01 3 0.05 0.00 0.03 0.00 0.00 99.92 Average: all 14.12 0.00 6.75 6.10 0.18 72.85 Average: 0 13.65 0.00 6.92 6.17 0.18 73.08 Average: 1 15.03 0.00 6.74 6.05 0.19 71.98 Average: 2 13.76 0.00 6.60 6.29 0.18 73.17 Average: 3 14.05 0.00 6.72 5.88 0.17 73.17